1. Define purchasing groups for each Department and add them in the role of purchase requisition creation (ME51N) or IW31 (in case PM requisitions).2. Example, Purchasing groups 100-105 belong to Ferramentaria department (X1), 106-110 belong to Ferramentaria (X2)3. You define only one strategy E1 for both the locations (X1 and X2).4. Create a role department wise for release codes, for example, Supervisor da Ferramentaria is one role which will have release code A1 (Supervisor) and Purchasing groups (100-105). Create second role for Supervisor da Logistica which will have release code A1 (Supervisor) and purchasing groups (106-110).5. Assign these two roles as per person is working in which department / location.6. Because of purchasing group authorization, person from one location could not release requisition from other department.7. Do follow same steps for other release codes.